Quantum-Si Incorporated Class A Common Stock
Symbol: QSI (NASDAQ)
2.35
▼ (-9.28%) -0.240
Company Description:
Quantum-Si Inc is a life sciences company focused on the development and commercialization of proteomics research tools. The company has designed and developed a hardware, consumable, and software solution to provide a solution for protein detection and analysis. It has developed a proprietary universal single-molecule detection platform that enables Next-Generation Protein Sequencing (NGPS), the ability to sequence proteins.
Key Stats
- Today's Open: $2.475
- Today's High: $2.594
- Today's Low: $2.275
- Today's Volume: 14.98M
- Yesterday Close: $2.585
- Yesterday High: $2.73
- Yesterday Low: $2.39
- Yesterday Volume: 22.18M
- Last Min Volume: 1.45K
- Last Min High: $2.349
- Last Min Low: $2.345
- Last Min VWAP: $2.34851
Company Profile
- Name: Quantum-Si Incorporated Class A Common Stock
- Website: https://www.quantum-si.com
- Listed Date: 2021-06-11
- Location: BRANFORD, CT
- Market Status: Active
- CIK Number: 0001816431
- SIC Code: 3829
- SIC description: MEASURING & CONTROLLING DEVICES, NEC
- Market Cap: $523.45M
- Round Lot: 100
- Outstanding Shares: 202.50M
- Asset Type: CS
RECENT FILINGS FOR QSI
| Filing Date | Filing Type | Format |
|---|---|---|
| 2025-10-20 | 144 | View |
| 2025-10-20 | 144 | View |
| 2025-10-20 | 144 | View |
| 2025-10-20 | 144 | View |
| 2025-10-20 | 144 | View |
| 2025-10-17 | 4 | View |
| 2025-10-16 | 144 | View |
| 2025-10-09 | S-3/A | View |
| 2025-09-29 | 8-K | View |
| 2025-09-26 | S-3 | View |
| 2025-09-26 | 8-K | View |
| 2025-09-24 | 4 | View |
| 2025-09-24 | 4 | View |
| 2025-09-24 | 4 | View |
| 2025-09-24 | 4 | View |
| 2025-09-24 | 4 | View |
| 2025-09-11 | SCHEDULE 13D/A | View |
| 2025-08-08 | 8-K | View |
| 2025-08-05 | 10-Q | View |
| 2025-08-05 | 8-K | View |
Latest News on QSI